If Mohan’s income is 25% more than Raman’s income, then Raman’s income is less than Mohan’s income by

Given, income of Mohan is 25% more than income of Raman

Need to find out how much less is Raman’s income

⇒ Let, Raman income be x

⇒ Mohan’s income = X + 25% of X

= X + X

= X(1 + )

= X

⇒ The difference between both the income is X – x

=

= X

⇒ Raman’s income as compared to Mohan’s income = × 100%

= × 100%

= × 100% = 20%

⇒ Option A is incorrect as 25 ≠20

⇒ Option B is incorrect as 80 ≠ 20

⇒ Option C is correct as 20 = 20

⇒ Option D is incorrect as 75 ≠ 20

Hence, option C is the correct one.